Qiaoling Liu, Eugene Agichtein, Gideon Dror, Yoelle Maarek, Idan Szpektor. When web search fails, searchers become askers: understanding the transition. In William R. Hersh, Jamie Callan, Yoelle Maarek, Mark Sanderson, editors, The 35th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '12, Portland, OR, USA, August 12-16, 2012. pages 801-810, ACM, 2012. [doi]
Abstract is missing.